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  1. mrjayviper

    help wiring amp for both balanced and single-ended mode

    so I have 4 channels for the amp which means I can use bridge mode. but my question is on how do I wire the input and output so both modes works (but NOT at the same time)? (I will manually disconnect the input cables if they are unused so I don't have to use a input switcher) These are my...
  2. mrjayviper

    so I'm creating my own USB-A to USB-B cable using Canare mic cable, what do I do with the braided shielding?

    Do I: connect it to ground but only on 1 side? (which side?) connect it to ground both sides? leave it unconnected? Thanks for the help.
  3. mrjayviper

    so I'm creating my own USB-A to USB-B cable using Canare mic cable, what do I do with the braided shielding?

    Do I: connect it to ground but only on 1 side? (which side?) connect it to ground both sides? leave it unconnected? Thanks for the help.
  4. mrjayviper

    so I got my first IEMs that uses 2-pin connector. what's the polarity?

    I can insert the the connector both ways. Thanks for the help. https://afulaudio.com/products/aful-performer-8-iems
  5. mrjayviper

    Do you have a winter and summer pads?

    so I'm mostly using lambskin pads but I'm finding they are perfect during winter but not so in summer/warm weather. so I'm thinking of getting the either velour or the micro suede with cooling gel brainwavz pads. thoughts? Thanks!
  6. mrjayviper

    looking for IEM suggestion

    as above. my budget is around $200 to $500 USD. Thank you. PS. I don't really know much about IEMs but I've heard of brands Moondrop, Weston and Shure. EDIT1: I will be listening to various musical genres (from classical to psytrance and anything in between) EDIT2: Preferably with removable...
  7. mrjayviper

    Do I need volume control on preamp/headamp if my DAC already has one?

    As above. The 2 DACs I have already has digital volume control which I believe are provided by the AKM/ESS chip. Thanks
  8. mrjayviper

    Gustard A22 - impressions on this device?

    As above. I found someone selling this locally and since I can't afford the latest Gustard, I think this will do. Please include your setup info. Thanks a lot. Ps. Most likely I'll be using this almost exclusively on a speaker system but will use it on my headphones for now while the speaker...
  9. mrjayviper

    any feedback on the BRZHifi NXC02?

    it's this device: https://www.aliexpress.com/item/1005004748200890.html?gatewayAdapt=4itemAdapt been trying to find feedback but cannot find any. Thanks
  10. mrjayviper

    Windows 10/11 WASAPI + Amanero USB: Do I need drivers?

    as above. on XMOS, I never needed drivers if all I wanted is to use WASAPI. Thank you.
  11. mrjayviper

    how do I wire the primary/secondary in series? (transformer)

    this is my guess but need some expert input violet+grey on the primary black+yellow the secondary (My V+/V- supply uses center-tap for ground) Thanks
  12. mrjayviper

    shielded vs unshielded XLR input jack - when should I use 1 over the other?

    as above. The jacks will be used to connect a fully-differential/balanced preamp to an amp. I searched the net but can't find the answer. Thank you.
  13. mrjayviper

    edit

    edit
  14. mrjayviper

    what would be the use of a small (pF range) capacitor parallel to R4?

    I was looking at various opamp circuits and came across a small capacitor in parallel to the "input" resistor (R4). What would be its purpose? Thanks
  15. mrjayviper

    I2S module for Rpi3+: any feedback?

    as above. This the link to the device: https://www.audiophonics.fr/en/dac-and-interfaces-for-raspberry-pi/digital-interface-spdif-i2s-hdmi-lvds-raspberry-pi-3-4-p-15773.html Thanks
  16. mrjayviper

    what's the advantage of upsampling music files on the fly (using a software like Jriver/HQPlayer/etc)?

    as above. Is there sonic benefits to doing such. (I'm guessing the remastering a recording to higher resolution is a more intensive process that just running some software to a redbook file and upsampling it to x) Thanks!
  17. mrjayviper

    what does "SOTM" mean?

    I see this acronym regularly but a google didn't help. Thank you.
  18. mrjayviper

    how do I know if my lossless files are PCM or DSD?

    as above. The files are all in FLAC extension. Thanks
  19. mrjayviper

    Xingcore AF200 - some questions please

    1. Can the HDMI Port be configured as PCM? I don't have really high res music.i think the max is 24/192 2. Which clock? Accu or crystek? 3. Is 5v 1A supply enough? Thanks a lot.
  20. mrjayviper

    LKS Audio usb100 - does anyone know the pin out for the HMDI jack?

    as above. I searched the net but I cannot find the manual. Thanks
  21. mrjayviper

    Audio-GD D27: 1 thread to collect info/feedback on this device

    I am searching the forums and it seems there's no 1 place where people can search/read owner's feedback. A quick google search tells the feedback is all over the forums in other threads. (PS. I have an ulterior motive with creating this thread as I'm looking to buy 1 :D)
  22. mrjayviper

    headband protector - are you using one and which one would you recommend?

    So I searched Aliexpress and I came across these 3 types of protectors. Which one would you recommend? The grey one is my preference for looks and it seems it stretches a bit to accomodate various width and can still be snug fit. The one with the blue/pink protector seems to be the most common...
  23. mrjayviper

    If I use coaxial/optical output of the sound card, is it really digital?

    Does the sound card add any coloration to the sound? Thanks in advance for help. PS. Any suggestion for a quality sound card? I found some on eBay but unsure if the make/model doesn't matter when using coaxial/optical.
  24. mrjayviper

    how do I show my equipment inventory?

    I checked preferences but cannot see any option there. Thanks
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